FR629952A - Warning contact device for locks of all types - Google Patents

Warning contact device for locks of all types

Info

Publication number
FR629952A
FR629952A FR629952DA FR629952A FR 629952 A FR629952 A FR 629952A FR 629952D A FR629952D A FR 629952DA FR 629952 A FR629952 A FR 629952A
Authority
FR
France
Prior art keywords
locks
types
contact device
warning contact
warning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Francois-Charles Deschamps
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR629952A publication Critical patent/FR629952A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B45/00—Alarm locks
    • E05B45/06—Electric alarm locks
FR629952D 1927-02-28 1927-02-28 Warning contact device for locks of all types Expired FR629952A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR629952T 1927-02-28

Publications (1)

Publication Number Publication Date
FR629952A true FR629952A (en) 1927-11-21

Family

ID=8990730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629952D Expired FR629952A (en) 1927-02-28 1927-02-28 Warning contact device for locks of all types

Country Status (1)

Country Link
FR (1) FR629952A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756300A (en) * 1953-11-30 1956-07-24 Arthur J Thiberville Lock controlled switch
US2918604A (en) * 1957-11-04 1959-12-22 Evelyn Dew Headlight beam selector switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756300A (en) * 1953-11-30 1956-07-24 Arthur J Thiberville Lock controlled switch
US2918604A (en) * 1957-11-04 1959-12-22 Evelyn Dew Headlight beam selector switch

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